6DJ8 / ECC88 has a center value of gain 27 on this tube tester. Gain in Mu, Conductance (Gm) in umho. ( Tube tester not included ).
6DJ8 / ECC88 has a center value of gain 27 on this tube tester. Gain in Mu, Conductance (Gm) in umho. ( Tube tester not included ).